msbuild: 16.3 -> 16.8

pkgs/development/tools/build-managers/msbuild/create-deps.sh

@@ -1,29 +1,54 @@
 #!/usr/bin/env nix-shell
-#!nix-shell -i bash -p msbuild
+#!nix-shell -i bash -p jq -p xmlstarlet -p curl
 set -euo pipefail
 
 cat << EOL
 { fetchurl }: [
 EOL
 
-tmpdir="$(mktemp -d -p "$(pwd)")" # must be under source root
-trap 'rm -rf $tmpdir' EXIT
+mapfile -t repos < <(
+    xmlstarlet sel -t -v 'configuration/packageSources/add/@value' -n NuGet.config |
+        while IFS= read index
+        do
+            curl --compressed -fsL "$index" | \
+                jq -r '.resources[] | select(."@type" == "PackageBaseAddress/3.0.0")."@id"'
+        done
+    )
+
+find .packages fake-home/.nuget/packages -name \*.nupkg -printf '%P\n' | sort -u |
+    while IFS= read file
+    do
+        packagedir=$(dirname $file)
+        version=$(basename $packagedir)
+        package=$(dirname $packagedir)
+
+        found=false
+        for repo in "${repos[@]}"
+        do
+            url="$repo$package/$version/$package.$version.nupkg"
+            if curl -fsL "$url" -o /dev/null
+            then
+                found=true
+                break
+            fi
+        done
+
+        if ! $found
+        then
+            echo "couldn't find $package $version" >&2
+            exit 1
+        fi
 
-(
-    ulimit -n 8192 # https://github.com/NuGet/Home/issues/8571
-    export HOME="$tmpdir"
-    msbuild -noAutoRsp -t:restore -p:RestoreNoCache=true MSBuild.sln
-    msbuild -noAutoRsp -t:restore -p:RestoreNoCache=true "$tmpdir"/.nuget/packages/microsoft.dotnet.arcade.sdk/*/tools/Tools.proj
-) | \
-    sed -nr 's/^ *OK *(.*\.nupkg).*$/\1/p' | \
-    sort -u | \
-    while read url; do
         sha256=$(nix-prefetch-url "$url" 2>/dev/null)
         cat << EOL
-  (fetchurl {
-    url = "$url";
-    sha256 = "$sha256";
-  })
+  {
+    name = "$package";
+    version = "$version";
+    src = fetchurl {
+      url = "$url";
+      sha256 = "$sha256";
+    };
+  }
 EOL
     done